wasm2js: Stop emitting nan and infinity (#5391)

As noted in #4739, legacy language emitting nan and infinity
exists, with the observation that it can be removed once asm.js
is no longer used and global NaN is available.

This commit removes that asm.js-specific code accordingly.

1 files changed, 0 insertions, 2 deletions

diff --git a/test/wasm2js/target_js.2asm.js b/test/wasm2js/target_js.2asm.js
index f9f4b4a67..c0b06ff00 100644
--- a/test/wasm2js/target_js.2asm.js
+++ b/test/wasm2js/target_js.2asm.js
@@ -10,8 +10,6 @@ function asmFunc(imports) {
  var Math_ceil = Math.ceil;
  var Math_trunc = Math.trunc;
  var Math_sqrt = Math.sqrt;
- var nan = NaN;
- var infinity = Infinity;
  function func(x) {
   x = x | 0;
   return (1 << x | 0) ^ -1 | 0 | 0;